68740784

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{32303}}^1$

素因数の和:32337

約数の個数: 40

約数和(自身を含む): 160227840

約数和(自身を除く): 91487056

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 32303, 64606, 129212, 226121, 258424, 452242, 516848, 613757, 904484, 1227514, 1808968, 2455028, 3617936, 4296299, 4910056, 8592598, 9820112, 17185196, 34370392, 68740784]

約数ペア:

[(1, 68740784), (2, 34370392), (4, 17185196), (7, 9820112), (8, 8592598), (14, 4910056), (16, 4296299), (19, 3617936), (28, 2455028), (38, 1808968), (56, 1227514), (76, 904484), (112, 613757), (133, 516848), (152, 452242), (266, 258424), (304, 226121), (532, 129212), (1064, 64606), (2128, 32303)]